In the 1960s, walking catfish were believed to have escaped from a Florida fish farm or transport truck; by 1978, they had spread across 20 counties

Originally brought to Florida for trade and aquaculture, walking catfish found a way to escape and thrive in South Florida’s water systems. Their unique ability to breathe air and traverse land allowed them to spread quickly. Adaptable feeders, these fish can survive in low-oxygen environments and consume a range of foods, making them well-established in the region today.
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